Membership
Tour
Register
Log in
Ohtomo Chemical Inc., Corp.
Follow
Organization
Tokyo, JP
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Entry boards for use in drilling small holes
Patent number
6,890,664
Issue date
May 10, 2005
Ohtomo Chemical Inc., Corp.
Shingo Kaburagi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Trademark
last 30 trademarks